What I look for in an oncall handoff
May 9
The fastest debugging trick I've learned is to write out, in one sentence, what the system is supposed to be doing. Half…
Sidecars and the things they hide
Jan 22
Most retry logic I've removed turned out to be hiding a real bug. The retries made the failure invisible, and the bug co…
On giving talks I haven't given
Sep 8
The fastest debugging trick I've learned is to write out, in one sentence, what the system is supposed to be doing. Half…
Things broken on purpose
Apr 2
When a system surprises me, my first instinct used to be to fix the surprise. Now my first instinct is to figure out whi…
Why my CI got 4 minutes faster
Jun 19
Caches solve a problem and create three new ones: invalidation, observability, and the slow drift between what the cache…